From 683c5a9569244df8141bb36a6c9627e3b7c4e8e5 Mon Sep 17 00:00:00 2001 From: Simon Ruderich Date: Sun, 11 May 2014 16:27:15 +0200 Subject: [PATCH] control/message.sh: add --- README | 12 +++++++++--- contrib/message.sh | 25 +++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 3 deletions(-) create mode 100755 contrib/message.sh diff --git a/README b/README index b229957..5b30220 100644 --- a/README +++ b/README @@ -32,16 +32,22 @@ USAGE To dump all wall messages to stdout use: - ./wall-notify cat + ./src/wall-notify cat All arguments passed to `wall-notify` are used when execing the process, e.g. to replace all spaces with underlines use: - ./wall-notify sed 's/ /_/g' + ./src/wall-notify sed 's/ /_/g' To display the messages with `xmessage` use: - ./wall-notify xmessage -file - + ./src/wall-notify xmessage -file - + +However this will display '^M' (carriage-return) and other control characters +in the message. For a simple wrapper script which removes those, see +`contrib/message-helper`: + + ./src/wall-notify contrib/message.sh xmessage -file - The shell is not used when running the program. diff --git a/contrib/message.sh b/contrib/message.sh new file mode 100755 index 0000000..c674540 --- /dev/null +++ b/contrib/message.sh @@ -0,0 +1,25 @@ +#!/bin/sh + +# Small helper script to remove terminal control characters which are sent by +# `wall`. Useful in combination with e.g. `xmessage`. + +# Copyright (C) 2014 Simon Ruderich +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + + +set -e + + +sed 's/\r//g; s/\a//g' | "$@" -- 2.43.2